1950% is the change from 18 to 369
Calculation steps:
[( 369 - 18 ) ÷ 18] x 100 = 1950%
Formula
Percentage change = [(369 - 18) / 18] x 100
Subtract the new number by the original number
369 - 18 = 351
351 ÷ 18 = 19.5
19.5 x 100 = 1950%
Example